Sharpe, P. J. (2006). How to prepare for the toefl test/: Test of english as a foreign language. Tp.HCM: Trẻ.
استشهاد بنمط شيكاغوSharpe, Pamela J. How to Prepare for the Toefl Test/: Test of English As a Foreign Language. Tp.HCM: Trẻ, 2006.
MLA استشهادSharpe, Pamela J. How to Prepare for the Toefl Test/: Test of English As a Foreign Language. Tp.HCM: Trẻ, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.